<template>
  <view>
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    <!-- 轮播图的区域-->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item,index) in swiperList" :key="index">
        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
          <img :src="item.image_src" alt="">
        </navigator>
      </swiper-item>
    </swiper>
    
    <!-- 分类导航区域-->
    <view class="nav-list">
      <view class="nav-item" v-for="(item,index) in navList" :key="index" @click="navClickHandler(item)">
        <image :src="item.image_src" class="nav-img"></image>
      </view>
    </view>
    
    <!-- 楼层区域-->
    <view class="floor-list">
      <!-- 每个楼层的item项 -->
      <view class="floor-item" v-for="(item,index) in floorList" :key="index">
        <!-- 楼层的标题 -->
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <!-- 楼层的图片区域 -->
        <view class="floor-img-box">
          <!-- 左侧大图片 -->
          <navigator :url="item.product_list[0].url" class="left-img-box">
            <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width+'rpx'}" mode="widthFix"></image>
          </navigator>
          <!-- 右侧4个图片 -->
          <view class="right-img-box">
            <navigator :url="item2.url" class="right-img-item" v-for="(item2,index2) in item.product_list" :key="index2" v-if="index2 !== 0">
              <image :src="item2.image_src" :style="{width:item2.image_width+'rpx'}" mode="widthFix"></image>
            </navigator>
          </view>
        </view>
      </view>
    </view>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
    mixins: [badgeMix],
    data() {
      return {
        // 轮播图的数据列表
        swiperList:[],
        navList:[],
        floorList:[]
      };
    },
    onLoad() {
      // 调用方法获取轮播图的数据
      this.getSwiperList()
      // 调用方法获取分类列表的数据
      this.getNavList()
      // 调用方法获取楼层列表的数据
      this.getFloorList()
    },
    methods:{
      async getSwiperList() {
        const {data:res} = await uni.$http.get('/api/public/v1/home/swiperdata')
        // 请求失败
        if(res.meta.status !== 200) return uni.$showMsg()
        this.swiperList = res.message
        uni.$showMsg('数据请求成功')
      },
      async getNavList() {
        const {data:res} = await uni.$http.get('/api/public/v1/home/catitems')
        if(res.meta.status !== 200) return uni.$showMsg()
        this.navList = res.message
      },
      navClickHandler(item){
        if(item.name === "分类") {
          uni.switchTab({
            url:'/pages/cate/cate'
          })
        }
      },
      async getFloorList() {
        const {data:res} = await uni.$http.get('/api/public/v1/home/floordata')
        if(res.meta.status !== 200) return uni.$showMsg()
        
        // 对数据进行处理
        res.message.forEach(floor => {
          floor.product_list.forEach(product => {
            product.url = '/subpkg/goods_list/goods_list?' + product.navigator_url.split('?')[1]
          })
        })
        
        this.floorList = res.message
      },
      gotoSearch() {
        uni.navigateTo({
          url:'/subpkg/search/search'
        })
      }
    }
  }
</script>

<style lang="scss">
  swiper {
    height: 330rpx;
    .swiper-item,image {
      width: 100%;
      height: 100%;
    }
  }
  .nav-list {
    display: flex;
    justify-content: space-around;
    margin: 15px 0;
    .nav-img {
      width: 128rpx;
      height: 140rpx;
    }
  }
  .floor-title {
    width: 100%;
    height: 60rpx;
  }
  .floor-img-box {
    display: flex;
    padding-left: 10px;
  }
  .right-img-box {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
  }
  .search-box {
    position: sticky;
    top: 0;
    z-index: 999;
  }
</style>
